* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body {
    background-color: #e8ecef;
}
a {
    text-decoration: none;
}
.container {
    width: 405px;
    margin: 0 auto;
}
.logo {
    position: relative;
    width: 405px;
    height: 98px;
}
.logo img {
    position: absolute;
    top: 24px;
    left: 50%;
    transform: translatex(-50%);
    width: 225px;
    height: 50px;
}
.login-box {
    width: 405px;
    height: 340px;
    background-color: #fff;
}
.login-hd {
    width: 405px;
    height: 73px;
    font-size: 14px;
    line-height: 73px;
    text-align: center;
}
.login-hd a {
    color: #2490f8;
}
.login-box span {
    display: block;
    margin-bottom: 5px;
    color: #ccc;
}
form {
    width: 405px;
    height: 218px;
    margin-left: 35px;
}
input {
    outline: 0;
    border: 0;
}
input::-webkit-input-placeholder {
    color: #999;
}
.input-box {
    width: 325px;
    height: 36px;
    margin-bottom: 18px;
}
.email {
    width: 317px;
    height: 34px;
    padding-left: 10px;
    border: 1px solid #ccc;
}
.login-btn {
    display: block;
    width: 325px;
    height: 36px;
    line-height: 36px;
    text-align: center;
    color: #fff;
    font-size: 16px;
    background-color: #20a752;
}
.forget_password {
    display: block;
    height: 30px;
    text-align: center;
    font-size: 14px;
    color: #2490f8;
}